Home / 4,723.79-7,080.49-1,948.94

Finding the Fourth Proportional to 4,723.79, 7,080.49 and 1,948.94

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Solution

The fourth proportional to 4,723.79, 7,080.49 and 1,948.94 is: 2,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.79 : 7,080.49 = 1,948.94 : x
  2. Step 2: Convert to fraction form
    4,723.79/7,080.49 = 1,948.94/x
  3. Step 3: Cross multiply
    4,723.79x = 7,080.49 × 1,948.94
  4. Step 4: Simplify right side
    4,723.79x = 13,799,463.01
  5. Step 5: Solve for x
    x = 13,799,463.01/4,723.79
  6. Step 6: Final answer
    x = 2,921.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.